New Classes and Functions in Qt 5.5
This page contains a comprehensive list of all new classes and functions introduced in Qt 5.5. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.
- New Classes
- New Member Functions
- New Global Functions
- New Macros
- New Enum Types
- New Properties
- New QML Types
- New QML Properties
- New QML Signals
- New QML Methods
New Classes
- A
- QAbstractVideoFilter
- QAbstractAxisInput (Qt3DInput)
- QAxisSetting (Qt3DInput)
- QAbstractTexture (Qt3DRender)
- QAbstractTextureImage (Qt3DRender)
- C
- QCameraViewfinderSettings
- QCameraViewfinderSettingsControl2
- QComponent (Qt3DCore)
- QCamera (Qt3DRender)
- QCameraLens (Qt3DRender)
- QCameraSelector (Qt3DRender)
- QClipPlane (Qt3DRender)
- F
- FrameRateRange (QCamera)
- QFrameAction (Qt3DLogic)
- QFilterKey (Qt3DRender)
- QFrameGraphNode (Qt3DRender)
- N
- QNode (Qt3DCore)
- QNoDraw (Qt3DRender)
- O
- QOpenGLFunctions_4_4_Compatibility
- QOpenGLFunctions_4_4_Core
- QOpenGLFunctions_4_5_Compatibility
- QOpenGLFunctions_4_5_Core
- S
- QSslEllipticCurve
- QSslPreSharedKeyAuthenticator
- QSkyboxEntity (Qt3DExtras)
- QShaderData (Qt3DRender)
- QShaderProgram (Qt3DRender)
- QSpotLight (Qt3DRender)
- T
- QTexture1D (Qt3DRender)
- QTexture1DArray (Qt3DRender)
- QTexture2D (Qt3DRender)
- QTexture2DArray (Qt3DRender)
- QTexture2DMultisample (Qt3DRender)
- QTexture2DMultisampleArray (Qt3DRender)
- QTexture3D (Qt3DRender)
- QTextureBuffer (Qt3DRender)
- QTextureCubeMap (Qt3DRender)
- QTextureCubeMapArray (Qt3DRender)
- QTextureImage (Qt3DRender)
- QTextureImageData (Qt3DRender)
- QTextureRectangle (Qt3DRender)
- QTextureWrapMode (Qt3DRender)
- W
- QWheelEvent (Qt3DInput)
New Member Functions
Class QLowEnergyService:
| void | readCharacteristic(const QLowEnergyCharacteristic &characteristic) |
| void | readDescriptor(const QLowEnergyDescriptor &descriptor) |
Class QLowEnergyController:
| QString | remoteName() const |
Class QBluetoothHostInfo:
| bool | operator!=(const QBluetoothHostInfo &other) const |
| bool | operator==(const QBluetoothHostInfo &other) const |
Class QBluetoothDeviceInfo:
| QBluetoothUuid | deviceUuid() const |
| void | setDeviceUuid(const QBluetoothUuid &uuid) |
Class QMessageLogger:
| void | info(const char *msg, ...) const |
| void | info(const QLoggingCategory &cat, const char *msg, ...) const |
| void | info(QMessageLogger::CategoryFunction catFunc, const char *msg, ...) const |
| QDebug | info() const |
| QDebug | info(const QLoggingCategory &cat) const |
| QDebug | info(QMessageLogger::CategoryFunction catFunc) const |
Class QString:
| QString | asprintf(const char *cformat, ...) |
| int | indexOf(const QRegularExpression &re, int from, QRegularExpressionMatch *rmatch) const |
| int | lastIndexOf(const QRegularExpression &re, int from, QRegularExpressionMatch *rmatch) const |
Class QMetaType:
| bool | equals(const void *lhs, const void *rhs, int typeId, int *result) |
| int | type(const ::QByteArray &typeName) |
Class QVariant:
| QPersistentModelIndex | toPersistentModelIndex() const |
Class QAssociativeIterable:
| QAssociativeIterable::const_iterator | find(const QVariant &key) const |
Class QTextStream:
| bool | readLineInto(QString *line, qint64 maxlen) |
Class QDateTime:
| QDateTime | fromCFDate(CFDateRef date) |
| QDateTime | fromNSDate(const NSDate *date) |
| CFDateRef | toCFDate() const |
| NSDate * | toNSDate() const |
Class QMetaMethod:
| bool | invokeOnGadget(void *gadget, QGenericReturnArgument returnValue, QGenericArgument val0, QGenericArgument val1, QGenericArgument val2, QGenericArgument val3, QGenericArgument val4, QGenericArgument val5, QGenericArgument val6, QGenericArgument val7, QGenericArgument val8, QGenericArgument val9) const |
Class QMetaProperty:
| QVariant | readOnGadget(const void *gadget) const |
| bool | resetOnGadget(void *gadget) const |
| bool | writeOnGadget(void *gadget, const QVariant &value) const |
Class QRegularExpression:
| QRegularExpressionMatchIterator | globalMatch(const QStringRef &subjectRef, int offset, QRegularExpression::MatchType matchType, QRegularExpression::MatchOptions matchOptions) const |
| QRegularExpressionMatch | match(const QStringRef &subjectRef, int offset, QRegularExpression::MatchType matchType, QRegularExpression::MatchOptions matchOptions) const |
Class QJsonObject:
| QJsonObject | fromVariantHash(const QVariantHash &hash) |
| QVariantHash | toVariantHash() const |
Class QItemSelectionModel:
Class QTimeZone:
| QTimeZone | systemTimeZone() |
| QTimeZone | utc() |
Class QThread:
| int | loopLevel() const |
Class QDBusConnection:
| bool | registerObject(const QString &path, const QString &interface, QObject *object, QDBusConnection::RegisterOptions options) |
Class QWindow:
| void | requestUpdate() |
Class QOpenGLContext:
| QOpenGLContext * | globalShareContext() |
| bool | supportsThreadedOpenGL() |
Class QPlatformIntegration:
| virtual void | destroy() |
| virtual void | setApplicationIcon(const QIcon &icon) const |
Class QQuaternion:
| QQuaternion | fromAxes(const QVector3D &xAxis, const QVector3D &yAxis, const QVector3D &zAxis) |
| QQuaternion | fromDirection(const QVector3D &direction, const QVector3D &up) |
| QQuaternion | fromEulerAngles(float pitch, float yaw, float roll) |
| QQuaternion | fromRotationMatrix(const QMatrix3x3 &rot3x3) |
| void | getAxes(QVector3D *xAxis, QVector3D *yAxis, QVector3D *zAxis) const |
| void | getAxisAndAngle(float *x, float *y, float *z, float *angle) const |
| void | getEulerAngles(float *pitch, float *yaw, float *roll) const |
| QQuaternion | rotationTo(const QVector3D &from, const QVector3D &to) |
| QMatrix3x3 | toRotationMatrix() const |
Class QImageReader:
| bool | autoTransform() const |
| void | setAutoTransform(bool enabled) |
| QImageIOHandler::Transformations | transformation() const |
Class QFontDatabase:
| bool | isPrivateFamily(const QString &family) const |
Class QTextDocument:
| QTextCursor | find(const QRegularExpression &expr, int from, QTextDocument::FindFlags options) const |
| QTextCursor | find(const QRegularExpression &expr, const QTextCursor &cursor, QTextDocument::FindFlags options) const |
Class QPlatformFontDatabase:
| QFont::Weight | weightFromInteger(int weight) |
Class QOpenGLTexture:
| void | allocateStorage(QOpenGLTexture::PixelFormat pixelFormat, QOpenGLTexture::PixelType pixelType) |
| QOpenGLTexture::ComparisonFunction | comparisonFunction() const |
| QOpenGLTexture::ComparisonMode | comparisonMode() const |
| void | setComparisonFunction(QOpenGLTexture::ComparisonFunction function) |
| void | setComparisonMode(QOpenGLTexture::ComparisonMode mode) |
Class QImageWriter:
| bool | optimizedWrite() const |
| bool | progressiveScanWrite() const |
| void | setOptimizedWrite(bool optimize) |
| void | setProgressiveScanWrite(bool progressive) |
| void | setTransformation(QImageIOHandler::Transformations transform) |
| QImageIOHandler::Transformations | transformation() const |
Class QVector3D:
| QVector3D | project(const QMatrix4x4 &modelView, const QMatrix4x4 &projection, const QRect &viewport) const |
| QVector3D | unproject(const QMatrix4x4 &modelView, const QMatrix4x4 &projection, const QRect &viewport) const |
Class QCameraViewfinderSettings:
| bool | operator!=(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs) |
| bool | operator==(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs) |
Class QCameraImageProcessing:
| QCameraImageProcessing::ColorFilter | colorFilter() const |
| bool | isColorFilterSupported(QCameraImageProcessing::ColorFilter filter) const |
| void | setColorFilter(QCameraImageProcessing::ColorFilter filter) |
Class QCamera:
| void | setViewfinderSettings(const QCameraViewfinderSettings &settings) |
| QList<QCamera::FrameRateRange> | supportedViewfinderFrameRateRanges(const QCameraViewfinderSettings &settings) const |
| QList<QVideoFrame::PixelFormat> | supportedViewfinderPixelFormats(const QCameraViewfinderSettings &settings) const |
| QList<QSize> | supportedViewfinderResolutions(const QCameraViewfinderSettings &settings) const |
| QList<QCameraViewfinderSettings> | supportedViewfinderSettings(const QCameraViewfinderSettings &settings) const |
| QCameraViewfinderSettings | viewfinderSettings() const |
Class QSslPreSharedKeyAuthenticator:
| bool | operator==(const QSslPreSharedKeyAuthenticator &lhs, const QSslPreSharedKeyAuthenticator &rhs) |
Class QSslConfiguration:
| QVector<QSslEllipticCurve> | ellipticCurves() const |
| void | setEllipticCurves(const QVector<QSslEllipticCurve> &curves) |
| QList<QSslCipher> | supportedCiphers() |
| QVector<QSslEllipticCurve> | supportedEllipticCurves() |
| QList<QSslCertificate> | systemCaCertificates() |
Class QSslEllipticCurve:
| QDebug | operator<<(QDebug debug, QSslEllipticCurve curve) |
Class QNetworkCacheMetaData:
| QDebug | operator<<(QDebug debug, QSslEllipticCurve curve) |
Class QHostAddress:
| QDebug | operator<<(QDebug debug, QSslEllipticCurve curve) |
| void | setAddress(const quint8 *ip6Addr) |
Class QGeoRectangle:
| QString | toString() const |
Class QGeoShape:
Class QGeoCircle:
| QString | toString() const |
Class QJSEngine:
| QJSEngine * | qjsEngine(const QObject *object) |
Class QSGSimpleTextureNode:
| void | setSourceRect(const QRectF &r) |
| void | setSourceRect(qreal x, qreal y, qreal w, qreal h) |
| QRectF | sourceRect() const |
Class QQuickWidget:
| QQuickWindow * | quickWindow() const |
Class QAbstractScrollArea:
| QMargins | viewportMargins() const |
Class QFrame:
| void | initStyleOption(QStyleOptionFrame *option) const |
Class QGraphicsScene:
| void | setSelectionArea(const QPainterPath &path, Qt::ItemSelectionOperation selectionOperation, Qt::ItemSelectionMode mode, const QTransform &deviceTransform) |
Class QPlainTextEdit:
| QMenu * | createStandardContextMenu(const QPoint &position) |
Class QOpenGLWidget:
| void | setUpdateBehavior(QOpenGLWidget::UpdateBehavior updateBehavior) |
| QOpenGLWidget::UpdateBehavior | updateBehavior() const |
New Global Functions
| bool | operator!=(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs) |
| QDebug | operator<<(QDebug debug, QSslEllipticCurve curve) |
| bool | operator==(const QSslPreSharedKeyAuthenticator &lhs, const QSslPreSharedKeyAuthenticator &rhs) |
| bool | operator==(const QCameraViewfinderSettings &lhs, const QCameraViewfinderSettings &rhs) |
| int | qEnvironmentVariableIntValue(const char *varName, bool *ok) |
| int | qEnvironmentVariableIntValue(const char *varName, bool *ok) |
| QJSEngine * | qjsEngine(const QObject *object) |
New Macros
| Q_ENUM(...) | |
| Q_ENUM(...) | |
| Q_FLAG(...) | |
| Q_FLAG(...) | |
| qCInfo(category, const char *message, ...) | |
| qCInfo(category) | |
| qCInfo(category, const char *message, ...) | |
| qCInfo(category) | |
| qInfo(const char *message, ...) | |
| qInfo(const char *message, ...) |
New Enum Types
| enum | ColorFilter { ColorFilterNone, ColorFilterGrayscale, ColorFilterNegative, ColorFilterSolarize, ..., ColorFilterVendor } |
| enum | Transformation { TransformationNone, TransformationMirror, TransformationFlip, TransformationRotate180, ..., TransformationRotate270 } |
| enum | ComparisonFunction { CompareLessEqual, CompareGreaterEqual, CompareLess, CompareGreater, ..., CompareNever } |
| enum | ComparisonMode { CompareRefToTexture, CompareNone } |
| enum | UpdateBehavior { NoPartialUpdate, PartialUpdate } |
| enum | TabFocusBehavior { NoTabFocus, TabFocusTextControls, TabFocusListControls, TabFocusAllControls } |
New Properties
|
New QML Types
New QML Properties
New QML Signals
| smartZoom() | |
| tagFound() | |
| tagRemoved() |
New QML Methods
| getDataAsArrayBuffer() | |
| hsva() | |
| shapeToCircle() | |
| shapeToRectangle() | |
| supportedViewfinderFrameRateRanges() | |
| supportedViewfinderResolutions() |